If you click on a section of the generated route a dialog box will appear allowing you to rate that section's perceived safety on a scale of 1-7, this will affect future generated routes. Also the system tends to prefer residential streets and cycleways over major roads, and prefers roads with bike lanes or signed bicycle routes.
OpenStreetMap
Kaozeadenn
Evezhiadenn a-berzh wieland d'an 22 March 2010 da 08:58
How do they know, which way is safer?
Evezhiadenn a-berzh andrewpmk d'an 23 March 2010 da 03:51
If you click on a section of the generated route a dialog box will appear allowing you to rate that section's perceived safety on a scale of 1-7, this will affect future generated routes. Also the system tends to prefer residential streets and cycleways over major roads, and prefers roads with bike lanes or signed bicycle routes.
Evezhiadenn a-berzh wieland d'an 23 March 2010 da 21:06
@andrew: Thanks